ALPMON FINAL REPORT - ARC systems research
ALPMON FINAL REPORT - ARC systems research
ALPMON FINAL REPORT - ARC systems research
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Contract ENV4-CT96-0359 <strong>ALPMON</strong><br />
Dachstein test site (JR) – Avalanche risk assessment:<br />
Requirements Results<br />
Parameters Specification <strong>ALPMON</strong> Inst. f. Avalanche and Spatial Mean classification Conventional Comment<br />
Torrent Research resolution accuracy (%) methods<br />
1:100,000-1:250,000 1:50,000<br />
Forest area canopy closure >10% x x 10m 98<br />
Forest type 3 types 4 types 25m 92<br />
Broad-leaved 75% coniferous x x 96<br />
Trees species x 25m 68<br />
Dwarf mountain pine >50cm x very good (n.q.)<br />
Green alder >50cm x very good (n.q.)<br />
Share of larch larch >25%<br />
x 81<br />
mean 11%<br />
larch 25-75%<br />
29<br />
absolute 23%<br />
larch >75%<br />
59<br />
deviation<br />
36%<br />
Forest canopy closure 25m 86<br />
>10 to 30% x x 75 too less ref. areas<br />
>30 to 60% x 57<br />
>60% x 57<br />
>30 to 70% x 70<br />
>70% x 91<br />
Forest age x 25m 80<br />
Culture x 58<br />
Thinning to pole x 72<br />
Timber and old timber x 86<br />
Mixed age x n.a.<br />
only rich and poor<br />
grassland could be<br />
separated<br />
Small forest openings 50-100m 2<br />
x 6m
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